[INFO] cloning repository https://github.com/thepolytheist/toy-json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thepolytheist/toy-json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepolytheist%2Ftoy-json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepolytheist%2Ftoy-json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18f5697749d4732e4a0483a4b3469f71d0dde401
[INFO] checking thepolytheist/toy-json against try#d12484522bcab8d07e325c6570f226a2faace3f7 for pr-128425-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthepolytheist%2Ftoy-json" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thepolytheist/toy-json on toolchain d12484522bcab8d07e325c6570f226a2faace3f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d12484522bcab8d07e325c6570f226a2faace3f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thepolytheist/toy-json
[INFO] finished tweaking git repo https://github.com/thepolytheist/toy-json
[INFO] tweaked toml for git repo https://github.com/thepolytheist/toy-json written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/thepolytheist/toy-json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d12484522bcab8d07e325c6570f226a2faace3f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d12484522bcab8d07e325c6570f226a2faace3f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38e246b69081655ca72269d4672705049d997e1bf7c207f358662cf6518edf5f
[INFO] running `Command { std: "docker" "start" "-a" "38e246b69081655ca72269d4672705049d997e1bf7c207f358662cf6518edf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38e246b69081655ca72269d4672705049d997e1bf7c207f358662cf6518edf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e246b69081655ca72269d4672705049d997e1bf7c207f358662cf6518edf5f", kill_on_drop: false }`
[INFO] [stdout] 38e246b69081655ca72269d4672705049d997e1bf7c207f358662cf6518edf5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d12484522bcab8d07e325c6570f226a2faace3f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e830840c53658567d98644f5e47dcb56035759bb2d08cf6fb7e11021461b6b61
[INFO] running `Command { std: "docker" "start" "-a" "e830840c53658567d98644f5e47dcb56035759bb2d08cf6fb7e11021461b6b61", kill_on_drop: false }`
[INFO] [stderr]     Checking toy-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Number`, `Boolean`, and `Null` are never constructed
[INFO] [stdout]   --> src/parser/json_value.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum JsonValue {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9  |     Number(usize),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     Boolean(bool),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     Null
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsonValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Number`, `Boolean`, and `Null` are never constructed
[INFO] [stdout]   --> src/parser/json_value.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum JsonValue {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 9  |     Number(usize),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     Boolean(bool),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     Null
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsonValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/toy_json-3e4fc21491fdacb5.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/toy-json-3e4fc21491fdacb5/dep-bin-toy-json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "e830840c53658567d98644f5e47dcb56035759bb2d08cf6fb7e11021461b6b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e830840c53658567d98644f5e47dcb56035759bb2d08cf6fb7e11021461b6b61", kill_on_drop: false }`
[INFO] [stdout] e830840c53658567d98644f5e47dcb56035759bb2d08cf6fb7e11021461b6b61